![Brian Swetland](/assets/img/avatar_default.png)
This patch adds driver for HTC Dream camera. I guess driver is slightly higher quality than usual for staging/ , but it is fairly big and I don't feel like doing all the cleanups myself. Also some parts can probably be removed, as they did not end up in shipping hardware.. Signed-off-by: Pavel Machek <pavel@ucw.cz> Cc: Brian Swetland <swetland@google.com> Cc: Iliyan Malchev <ibm@android.com> Cc: San Mehat <san@android.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
757 lines
15 KiB
C
757 lines
15 KiB
C
/*
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* Copyright (C) 2008-2009 QUALCOMM Incorporated.
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*/
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#include <linux/uaccess.h>
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#include <linux/interrupt.h>
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#include <mach/irqs.h>
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#include "msm_vfe8x_proc.h"
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#define ON 1
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#define OFF 0
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struct mutex vfe_lock;
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static void *vfe_syncdata;
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static int vfe_enable(struct camera_enable_cmd *enable)
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{
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int rc = 0;
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return rc;
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}
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static int vfe_disable(struct camera_enable_cmd *enable,
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struct platform_device *dev)
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{
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int rc = 0;
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vfe_stop();
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msm_camio_disable(dev);
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return rc;
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}
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static void vfe_release(struct platform_device *dev)
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{
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msm_camio_disable(dev);
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vfe_cmd_release(dev);
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mutex_lock(&vfe_lock);
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vfe_syncdata = NULL;
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mutex_unlock(&vfe_lock);
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}
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static void vfe_config_axi(int mode,
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struct axidata *ad, struct vfe_cmd_axi_output_config *ao)
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{
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struct msm_pmem_region *regptr;
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int i, j;
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uint32_t *p1, *p2;
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if (mode == OUTPUT_1 || mode == OUTPUT_1_AND_2) {
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regptr = ad->region;
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for (i = 0;
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i < ad->bufnum1; i++) {
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p1 = &(ao->output1.outputY.outFragments[i][0]);
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p2 = &(ao->output1.outputCbcr.outFragments[i][0]);
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for (j = 0;
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j < ao->output1.fragmentCount; j++) {
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*p1 = regptr->paddr + regptr->y_off;
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p1++;
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*p2 = regptr->paddr + regptr->cbcr_off;
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p2++;
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}
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regptr++;
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}
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} /* if OUTPUT1 or Both */
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if (mode == OUTPUT_2 || mode == OUTPUT_1_AND_2) {
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regptr = &(ad->region[ad->bufnum1]);
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CDBG("bufnum2 = %d\n", ad->bufnum2);
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for (i = 0;
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i < ad->bufnum2; i++) {
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p1 = &(ao->output2.outputY.outFragments[i][0]);
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p2 = &(ao->output2.outputCbcr.outFragments[i][0]);
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CDBG("config_axi: O2, phy = 0x%lx, y_off = %d, cbcr_off = %d\n",
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regptr->paddr, regptr->y_off, regptr->cbcr_off);
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for (j = 0;
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j < ao->output2.fragmentCount; j++) {
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*p1 = regptr->paddr + regptr->y_off;
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CDBG("vfe_config_axi: p1 = 0x%x\n", *p1);
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p1++;
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*p2 = regptr->paddr + regptr->cbcr_off;
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CDBG("vfe_config_axi: p2 = 0x%x\n", *p2);
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p2++;
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}
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regptr++;
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}
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}
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}
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static int vfe_proc_general(struct msm_vfe_command_8k *cmd)
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{
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int rc = 0;
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CDBG("vfe_proc_general: cmdID = %d\n", cmd->id);
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switch (cmd->id) {
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case VFE_CMD_ID_RESET:
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msm_camio_vfe_blk_reset();
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msm_camio_camif_pad_reg_reset_2();
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vfe_reset();
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break;
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case VFE_CMD_ID_START: {
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struct vfe_cmd_start start;
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if (copy_from_user(&start,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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/* msm_camio_camif_pad_reg_reset_2(); */
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msm_camio_camif_pad_reg_reset();
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vfe_start(&start);
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}
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break;
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case VFE_CMD_ID_CAMIF_CONFIG: {
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struct vfe_cmd_camif_config camif;
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if (copy_from_user(&camif,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_camif_config(&camif);
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}
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break;
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case VFE_CMD_ID_BLACK_LEVEL_CONFIG: {
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struct vfe_cmd_black_level_config bl;
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if (copy_from_user(&bl,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_black_level_config(&bl);
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}
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break;
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case VFE_CMD_ID_ROLL_OFF_CONFIG: {
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struct vfe_cmd_roll_off_config rolloff;
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if (copy_from_user(&rolloff,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_roll_off_config(&rolloff);
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}
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break;
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case VFE_CMD_ID_DEMUX_CHANNEL_GAIN_CONFIG: {
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struct vfe_cmd_demux_channel_gain_config demuxc;
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if (copy_from_user(&demuxc,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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/* demux is always enabled. */
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vfe_demux_channel_gain_config(&demuxc);
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}
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break;
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case VFE_CMD_ID_DEMOSAIC_CONFIG: {
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struct vfe_cmd_demosaic_config demosaic;
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if (copy_from_user(&demosaic,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_demosaic_config(&demosaic);
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}
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break;
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case VFE_CMD_ID_FOV_CROP_CONFIG:
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case VFE_CMD_ID_FOV_CROP_UPDATE: {
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struct vfe_cmd_fov_crop_config fov;
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if (copy_from_user(&fov,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_fov_crop_config(&fov);
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}
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break;
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case VFE_CMD_ID_MAIN_SCALER_CONFIG:
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case VFE_CMD_ID_MAIN_SCALER_UPDATE: {
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struct vfe_cmd_main_scaler_config mainds;
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if (copy_from_user(&mainds,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_main_scaler_config(&mainds);
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}
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break;
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case VFE_CMD_ID_WHITE_BALANCE_CONFIG:
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case VFE_CMD_ID_WHITE_BALANCE_UPDATE: {
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struct vfe_cmd_white_balance_config wb;
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if (copy_from_user(&wb,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_white_balance_config(&wb);
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}
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break;
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case VFE_CMD_ID_COLOR_CORRECTION_CONFIG:
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case VFE_CMD_ID_COLOR_CORRECTION_UPDATE: {
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struct vfe_cmd_color_correction_config cc;
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if (copy_from_user(&cc,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_color_correction_config(&cc);
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}
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break;
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case VFE_CMD_ID_LA_CONFIG: {
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struct vfe_cmd_la_config la;
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if (copy_from_user(&la,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_la_config(&la);
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}
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break;
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case VFE_CMD_ID_RGB_GAMMA_CONFIG: {
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struct vfe_cmd_rgb_gamma_config rgb;
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if (copy_from_user(&rgb,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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rc = vfe_rgb_gamma_config(&rgb);
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}
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break;
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case VFE_CMD_ID_CHROMA_ENHAN_CONFIG:
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case VFE_CMD_ID_CHROMA_ENHAN_UPDATE: {
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struct vfe_cmd_chroma_enhan_config chrom;
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if (copy_from_user(&chrom,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_chroma_enhan_config(&chrom);
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}
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break;
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case VFE_CMD_ID_CHROMA_SUPPRESSION_CONFIG:
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case VFE_CMD_ID_CHROMA_SUPPRESSION_UPDATE: {
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struct vfe_cmd_chroma_suppression_config chromsup;
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if (copy_from_user(&chromsup,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_chroma_sup_config(&chromsup);
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}
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break;
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case VFE_CMD_ID_ASF_CONFIG: {
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struct vfe_cmd_asf_config asf;
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if (copy_from_user(&asf,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_asf_config(&asf);
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}
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break;
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case VFE_CMD_ID_SCALER2Y_CONFIG:
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case VFE_CMD_ID_SCALER2Y_UPDATE: {
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struct vfe_cmd_scaler2_config ds2y;
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if (copy_from_user(&ds2y,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_scaler2y_config(&ds2y);
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}
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break;
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case VFE_CMD_ID_SCALER2CbCr_CONFIG:
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case VFE_CMD_ID_SCALER2CbCr_UPDATE: {
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struct vfe_cmd_scaler2_config ds2cbcr;
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if (copy_from_user(&ds2cbcr,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_scaler2cbcr_config(&ds2cbcr);
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}
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break;
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case VFE_CMD_ID_CHROMA_SUBSAMPLE_CONFIG: {
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struct vfe_cmd_chroma_subsample_config sub;
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if (copy_from_user(&sub,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_chroma_subsample_config(&sub);
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}
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break;
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case VFE_CMD_ID_FRAME_SKIP_CONFIG: {
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struct vfe_cmd_frame_skip_config fskip;
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if (copy_from_user(&fskip,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_frame_skip_config(&fskip);
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}
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break;
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case VFE_CMD_ID_OUTPUT_CLAMP_CONFIG: {
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struct vfe_cmd_output_clamp_config clamp;
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if (copy_from_user(&clamp,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_output_clamp_config(&clamp);
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}
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break;
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/* module update commands */
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case VFE_CMD_ID_BLACK_LEVEL_UPDATE: {
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struct vfe_cmd_black_level_config blk;
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if (copy_from_user(&blk,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_black_level_update(&blk);
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}
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break;
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case VFE_CMD_ID_DEMUX_CHANNEL_GAIN_UPDATE: {
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struct vfe_cmd_demux_channel_gain_config dmu;
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if (copy_from_user(&dmu,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_demux_channel_gain_update(&dmu);
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}
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break;
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case VFE_CMD_ID_DEMOSAIC_BPC_UPDATE: {
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struct vfe_cmd_demosaic_bpc_update demo_bpc;
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if (copy_from_user(&demo_bpc,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_demosaic_bpc_update(&demo_bpc);
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}
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break;
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case VFE_CMD_ID_DEMOSAIC_ABF_UPDATE: {
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struct vfe_cmd_demosaic_abf_update demo_abf;
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if (copy_from_user(&demo_abf,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_demosaic_abf_update(&demo_abf);
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}
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break;
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case VFE_CMD_ID_LA_UPDATE: {
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struct vfe_cmd_la_config la;
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if (copy_from_user(&la,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_la_update(&la);
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}
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break;
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case VFE_CMD_ID_RGB_GAMMA_UPDATE: {
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struct vfe_cmd_rgb_gamma_config rgb;
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if (copy_from_user(&rgb,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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rc = vfe_rgb_gamma_update(&rgb);
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}
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break;
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case VFE_CMD_ID_ASF_UPDATE: {
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struct vfe_cmd_asf_update asf;
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if (copy_from_user(&asf,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_asf_update(&asf);
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}
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break;
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case VFE_CMD_ID_FRAME_SKIP_UPDATE: {
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struct vfe_cmd_frame_skip_update fskip;
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if (copy_from_user(&fskip,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_frame_skip_update(&fskip);
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}
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break;
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case VFE_CMD_ID_CAMIF_FRAME_UPDATE: {
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struct vfe_cmds_camif_frame fup;
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if (copy_from_user(&fup,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_camif_frame_update(&fup);
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}
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break;
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/* stats update commands */
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case VFE_CMD_ID_STATS_AUTOFOCUS_UPDATE: {
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struct vfe_cmd_stats_af_update afup;
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if (copy_from_user(&afup,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_stats_update_af(&afup);
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}
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break;
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case VFE_CMD_ID_STATS_WB_EXP_UPDATE: {
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struct vfe_cmd_stats_wb_exp_update wbexp;
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if (copy_from_user(&wbexp,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_stats_update_wb_exp(&wbexp);
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}
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break;
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/* control of start, stop, update, etc... */
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case VFE_CMD_ID_STOP:
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vfe_stop();
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break;
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case VFE_CMD_ID_GET_HW_VERSION:
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break;
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/* stats */
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case VFE_CMD_ID_STATS_SETTING: {
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struct vfe_cmd_stats_setting stats;
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if (copy_from_user(&stats,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_stats_setting(&stats);
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}
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break;
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case VFE_CMD_ID_STATS_AUTOFOCUS_START: {
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struct vfe_cmd_stats_af_start af;
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if (copy_from_user(&af,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_stats_start_af(&af);
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}
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break;
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case VFE_CMD_ID_STATS_AUTOFOCUS_STOP:
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vfe_stats_af_stop();
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break;
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case VFE_CMD_ID_STATS_WB_EXP_START: {
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struct vfe_cmd_stats_wb_exp_start awexp;
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if (copy_from_user(&awexp,
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(void __user *) cmd->value, cmd->length))
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rc = -EFAULT;
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vfe_stats_start_wb_exp(&awexp);
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}
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break;
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case VFE_CMD_ID_STATS_WB_EXP_STOP:
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vfe_stats_wb_exp_stop();
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break;
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case VFE_CMD_ID_ASYNC_TIMER_SETTING:
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break;
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case VFE_CMD_ID_UPDATE:
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vfe_update();
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break;
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/* test gen */
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case VFE_CMD_ID_TEST_GEN_START:
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break;
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/*
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acknowledge from upper layer
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these are not in general command.
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case VFE_CMD_ID_OUTPUT1_ACK:
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break;
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case VFE_CMD_ID_OUTPUT2_ACK:
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break;
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case VFE_CMD_ID_EPOCH1_ACK:
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break;
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case VFE_CMD_ID_EPOCH2_ACK:
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break;
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case VFE_CMD_ID_STATS_AUTOFOCUS_ACK:
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break;
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case VFE_CMD_ID_STATS_WB_EXP_ACK:
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break;
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*/
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default:
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break;
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} /* switch */
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return rc;
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}
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static int vfe_config(struct msm_vfe_cfg_cmd *cmd, void *data)
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{
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struct msm_pmem_region *regptr;
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struct msm_vfe_command_8k vfecmd;
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uint32_t i;
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void *cmd_data = NULL;
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long rc = 0;
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|
|
struct vfe_cmd_axi_output_config *axio = NULL;
|
|
struct vfe_cmd_stats_setting *scfg = NULL;
|
|
|
|
if (cmd->cmd_type != CMD_FRAME_BUF_RELEASE &&
|
|
cmd->cmd_type != CMD_STATS_BUF_RELEASE) {
|
|
|
|
if (copy_from_user(&vfecmd,
|
|
(void __user *)(cmd->value),
|
|
sizeof(struct msm_vfe_command_8k)))
|
|
return -EFAULT;
|
|
}
|
|
|
|
CDBG("vfe_config: cmdType = %d\n", cmd->cmd_type);
|
|
|
|
switch (cmd->cmd_type) {
|
|
case CMD_GENERAL:
|
|
rc = vfe_proc_general(&vfecmd);
|
|
break;
|
|
|
|
case CMD_STATS_ENABLE:
|
|
case CMD_STATS_AXI_CFG: {
|
|
struct axidata *axid;
|
|
|
|
axid = data;
|
|
if (!axid)
|
|
return -EFAULT;
|
|
|
|
scfg =
|
|
kmalloc(sizeof(struct vfe_cmd_stats_setting),
|
|
GFP_ATOMIC);
|
|
if (!scfg)
|
|
return -ENOMEM;
|
|
|
|
if (copy_from_user(scfg,
|
|
(void __user *)(vfecmd.value),
|
|
vfecmd.length)) {
|
|
|
|
kfree(scfg);
|
|
return -EFAULT;
|
|
}
|
|
|
|
regptr = axid->region;
|
|
if (axid->bufnum1 > 0) {
|
|
for (i = 0; i < axid->bufnum1; i++) {
|
|
scfg->awbBuffer[i] =
|
|
(uint32_t)(regptr->paddr);
|
|
regptr++;
|
|
}
|
|
}
|
|
|
|
if (axid->bufnum2 > 0) {
|
|
for (i = 0; i < axid->bufnum2; i++) {
|
|
scfg->afBuffer[i] =
|
|
(uint32_t)(regptr->paddr);
|
|
regptr++;
|
|
}
|
|
}
|
|
|
|
vfe_stats_config(scfg);
|
|
}
|
|
break;
|
|
|
|
case CMD_STATS_AF_AXI_CFG: {
|
|
}
|
|
break;
|
|
|
|
case CMD_FRAME_BUF_RELEASE: {
|
|
/* preview buffer release */
|
|
struct msm_frame *b;
|
|
unsigned long p;
|
|
struct vfe_cmd_output_ack fack;
|
|
|
|
if (!data)
|
|
return -EFAULT;
|
|
|
|
b = (struct msm_frame *)(cmd->value);
|
|
p = *(unsigned long *)data;
|
|
|
|
b->path = MSM_FRAME_ENC;
|
|
|
|
fack.ybufaddr[0] =
|
|
(uint32_t)(p + b->y_off);
|
|
|
|
fack.chromabufaddr[0] =
|
|
(uint32_t)(p + b->cbcr_off);
|
|
|
|
if (b->path == MSM_FRAME_PREV_1)
|
|
vfe_output1_ack(&fack);
|
|
|
|
if (b->path == MSM_FRAME_ENC ||
|
|
b->path == MSM_FRAME_PREV_2)
|
|
vfe_output2_ack(&fack);
|
|
}
|
|
break;
|
|
|
|
case CMD_SNAP_BUF_RELEASE: {
|
|
}
|
|
break;
|
|
|
|
case CMD_STATS_BUF_RELEASE: {
|
|
struct vfe_cmd_stats_wb_exp_ack sack;
|
|
|
|
if (!data)
|
|
return -EFAULT;
|
|
|
|
sack.nextWbExpOutputBufferAddr = *(uint32_t *)data;
|
|
vfe_stats_wb_exp_ack(&sack);
|
|
}
|
|
break;
|
|
|
|
case CMD_AXI_CFG_OUT1: {
|
|
struct axidata *axid;
|
|
|
|
axid = data;
|
|
if (!axid)
|
|
return -EFAULT;
|
|
|
|
axio =
|
|
kmalloc(sizeof(struct vfe_cmd_axi_output_config),
|
|
GFP_ATOMIC);
|
|
if (!axio)
|
|
return -ENOMEM;
|
|
|
|
if (copy_from_user(axio, (void __user *)(vfecmd.value),
|
|
sizeof(struct vfe_cmd_axi_output_config))) {
|
|
kfree(axio);
|
|
return -EFAULT;
|
|
}
|
|
|
|
vfe_config_axi(OUTPUT_1, axid, axio);
|
|
vfe_axi_output_config(axio);
|
|
}
|
|
break;
|
|
|
|
case CMD_AXI_CFG_OUT2:
|
|
case CMD_RAW_PICT_AXI_CFG: {
|
|
struct axidata *axid;
|
|
|
|
axid = data;
|
|
if (!axid)
|
|
return -EFAULT;
|
|
|
|
axio =
|
|
kmalloc(sizeof(struct vfe_cmd_axi_output_config),
|
|
GFP_ATOMIC);
|
|
if (!axio)
|
|
return -ENOMEM;
|
|
|
|
if (copy_from_user(axio, (void __user *)(vfecmd.value),
|
|
sizeof(struct vfe_cmd_axi_output_config))) {
|
|
kfree(axio);
|
|
return -EFAULT;
|
|
}
|
|
|
|
vfe_config_axi(OUTPUT_2, axid, axio);
|
|
|
|
axio->outputDataSize = 0;
|
|
vfe_axi_output_config(axio);
|
|
}
|
|
break;
|
|
|
|
case CMD_AXI_CFG_SNAP_O1_AND_O2: {
|
|
struct axidata *axid;
|
|
axid = data;
|
|
if (!axid)
|
|
return -EFAULT;
|
|
|
|
axio =
|
|
kmalloc(sizeof(struct vfe_cmd_axi_output_config),
|
|
GFP_ATOMIC);
|
|
if (!axio)
|
|
return -ENOMEM;
|
|
|
|
if (copy_from_user(axio, (void __user *)(vfecmd.value),
|
|
sizeof(struct vfe_cmd_axi_output_config))) {
|
|
kfree(axio);
|
|
return -EFAULT;
|
|
}
|
|
|
|
vfe_config_axi(OUTPUT_1_AND_2,
|
|
axid, axio);
|
|
vfe_axi_output_config(axio);
|
|
cmd_data = axio;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
} /* switch */
|
|
|
|
kfree(scfg);
|
|
|
|
kfree(axio);
|
|
|
|
/*
|
|
if (cmd->length > 256 &&
|
|
cmd_data &&
|
|
(cmd->cmd_type == CMD_GENERAL ||
|
|
cmd->cmd_type == CMD_STATS_DISABLE)) {
|
|
kfree(cmd_data);
|
|
}
|
|
*/
|
|
return rc;
|
|
}
|
|
|
|
static int vfe_init(struct msm_vfe_callback *presp,
|
|
struct platform_device *dev)
|
|
{
|
|
int rc = 0;
|
|
|
|
rc = vfe_cmd_init(presp, dev, vfe_syncdata);
|
|
if (rc < 0)
|
|
return rc;
|
|
|
|
/* Bring up all the required GPIOs and Clocks */
|
|
return msm_camio_enable(dev);
|
|
}
|
|
|
|
void msm_camvfe_fn_init(struct msm_camvfe_fn *fptr, void *data)
|
|
{
|
|
mutex_init(&vfe_lock);
|
|
fptr->vfe_init = vfe_init;
|
|
fptr->vfe_enable = vfe_enable;
|
|
fptr->vfe_config = vfe_config;
|
|
fptr->vfe_disable = vfe_disable;
|
|
fptr->vfe_release = vfe_release;
|
|
vfe_syncdata = data;
|
|
}
|