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Diffstat (limited to 'sound/soc/codecs/tas2781-fmwlib.c')
-rw-r--r--sound/soc/codecs/tas2781-fmwlib.c236
1 files changed, 103 insertions, 133 deletions
diff --git a/sound/soc/codecs/tas2781-fmwlib.c b/sound/soc/codecs/tas2781-fmwlib.c
index 61b05629a9..85e14ff617 100644
--- a/sound/soc/codecs/tas2781-fmwlib.c
+++ b/sound/soc/codecs/tas2781-fmwlib.c
@@ -80,10 +80,72 @@ struct tas_crc {
unsigned char len;
};
+struct blktyp_devidx_map {
+ unsigned char blktyp;
+ unsigned char dev_idx;
+};
+
static const char deviceNumber[TASDEVICE_DSP_TAS_MAX_DEVICE] = {
1, 2, 1, 2, 1, 1, 0, 2, 4, 3, 1, 2, 3, 4
};
+/* fixed m68k compiling issue: mapping table can save code field */
+static const struct blktyp_devidx_map ppc3_tas2781_mapping_table[] = {
+ { MAIN_ALL_DEVICES_1X, 0x80 },
+ { MAIN_DEVICE_A_1X, 0x81 },
+ { COEFF_DEVICE_A_1X, 0xC1 },
+ { PRE_DEVICE_A_1X, 0xC1 },
+ { PRE_SOFTWARE_RESET_DEVICE_A, 0xC1 },
+ { POST_SOFTWARE_RESET_DEVICE_A, 0xC1 },
+ { MAIN_DEVICE_B_1X, 0x82 },
+ { COEFF_DEVICE_B_1X, 0xC2 },
+ { PRE_DEVICE_B_1X, 0xC2 },
+ { PRE_SOFTWARE_RESET_DEVICE_B, 0xC2 },
+ { POST_SOFTWARE_RESET_DEVICE_B, 0xC2 },
+ { MAIN_DEVICE_C_1X, 0x83 },
+ { COEFF_DEVICE_C_1X, 0xC3 },
+ { PRE_DEVICE_C_1X, 0xC3 },
+ { PRE_SOFTWARE_RESET_DEVICE_C, 0xC3 },
+ { POST_SOFTWARE_RESET_DEVICE_C, 0xC3 },
+ { MAIN_DEVICE_D_1X, 0x84 },
+ { COEFF_DEVICE_D_1X, 0xC4 },
+ { PRE_DEVICE_D_1X, 0xC4 },
+ { PRE_SOFTWARE_RESET_DEVICE_D, 0xC4 },
+ { POST_SOFTWARE_RESET_DEVICE_D, 0xC4 },
+};
+
+static const struct blktyp_devidx_map ppc3_mapping_table[] = {
+ { MAIN_ALL_DEVICES_1X, 0x80 },
+ { MAIN_DEVICE_A_1X, 0x81 },
+ { COEFF_DEVICE_A_1X, 0xC1 },
+ { PRE_DEVICE_A_1X, 0xC1 },
+ { MAIN_DEVICE_B_1X, 0x82 },
+ { COEFF_DEVICE_B_1X, 0xC2 },
+ { PRE_DEVICE_B_1X, 0xC2 },
+ { MAIN_DEVICE_C_1X, 0x83 },
+ { COEFF_DEVICE_C_1X, 0xC3 },
+ { PRE_DEVICE_C_1X, 0xC3 },
+ { MAIN_DEVICE_D_1X, 0x84 },
+ { COEFF_DEVICE_D_1X, 0xC4 },
+ { PRE_DEVICE_D_1X, 0xC4 },
+};
+
+static const struct blktyp_devidx_map non_ppc3_mapping_table[] = {
+ { MAIN_ALL_DEVICES, 0x80 },
+ { MAIN_DEVICE_A, 0x81 },
+ { COEFF_DEVICE_A, 0xC1 },
+ { PRE_DEVICE_A, 0xC1 },
+ { MAIN_DEVICE_B, 0x82 },
+ { COEFF_DEVICE_B, 0xC2 },
+ { PRE_DEVICE_B, 0xC2 },
+ { MAIN_DEVICE_C, 0x83 },
+ { COEFF_DEVICE_C, 0xC3 },
+ { PRE_DEVICE_C, 0xC3 },
+ { MAIN_DEVICE_D, 0x84 },
+ { COEFF_DEVICE_D, 0xC4 },
+ { PRE_DEVICE_D, 0xC4 },
+};
+
static struct tasdevice_config_info *tasdevice_add_config(
struct tasdevice_priv *tas_priv, unsigned char *config_data,
unsigned int config_size, int *status)
@@ -316,6 +378,37 @@ out:
}
EXPORT_SYMBOL_NS_GPL(tasdevice_rca_parser, SND_SOC_TAS2781_FMWLIB);
+/* fixed m68k compiling issue: mapping table can save code field */
+static unsigned char map_dev_idx(struct tasdevice_fw *tas_fmw,
+ struct tasdev_blk *block)
+{
+
+ struct blktyp_devidx_map *p =
+ (struct blktyp_devidx_map *)non_ppc3_mapping_table;
+ struct tasdevice_dspfw_hdr *fw_hdr = &(tas_fmw->fw_hdr);
+ struct tasdevice_fw_fixed_hdr *fw_fixed_hdr = &(fw_hdr->fixed_hdr);
+
+ int i, n = ARRAY_SIZE(non_ppc3_mapping_table);
+ unsigned char dev_idx = 0;
+
+ if (fw_fixed_hdr->ppcver >= PPC3_VERSION_TAS2781) {
+ p = (struct blktyp_devidx_map *)ppc3_tas2781_mapping_table;
+ n = ARRAY_SIZE(ppc3_tas2781_mapping_table);
+ } else if (fw_fixed_hdr->ppcver >= PPC3_VERSION) {
+ p = (struct blktyp_devidx_map *)ppc3_mapping_table;
+ n = ARRAY_SIZE(ppc3_mapping_table);
+ }
+
+ for (i = 0; i < n; i++) {
+ if (block->type == p[i].blktyp) {
+ dev_idx = p[i].dev_idx;
+ break;
+ }
+ }
+
+ return dev_idx;
+}
+
static int fw_parse_block_data_kernel(struct tasdevice_fw *tas_fmw,
struct tasdev_blk *block, const struct firmware *fmw, int offset)
{
@@ -351,6 +444,14 @@ static int fw_parse_block_data_kernel(struct tasdevice_fw *tas_fmw,
block->nr_subblocks = be32_to_cpup((__be32 *)&data[offset]);
offset += 4;
+ /* fixed m68k compiling issue:
+ * 1. mapping table can save code field.
+ * 2. storing the dev_idx as a member of block can reduce unnecessary
+ * time and system resource comsumption of dev_idx mapping every
+ * time the block data writing to the dsp.
+ */
+ block->dev_idx = map_dev_idx(tas_fmw, block);
+
if (offset + block->blk_size > fmw->size) {
dev_err(tas_fmw->dev, "%s: nSublocks error\n", __func__);
offset = -EINVAL;
@@ -768,144 +869,13 @@ EXPORT_SYMBOL_NS_GPL(tasdevice_select_cfg_blk, SND_SOC_TAS2781_FMWLIB);
static int tasdevice_load_block_kernel(
struct tasdevice_priv *tasdevice, struct tasdev_blk *block)
{
- struct tasdevice_dspfw_hdr *fw_hdr = &(tasdevice->fmw->fw_hdr);
- struct tasdevice_fw_fixed_hdr *fw_fixed_hdr = &(fw_hdr->fixed_hdr);
const unsigned int blk_size = block->blk_size;
unsigned int i, length;
unsigned char *data = block->data;
- unsigned char dev_idx = 0;
-
- if (fw_fixed_hdr->ppcver >= PPC3_VERSION_TAS2781) {
- switch (block->type) {
- case MAIN_ALL_DEVICES_1X:
- dev_idx = 0x80;
- break;
- case MAIN_DEVICE_A_1X:
- dev_idx = 0x81;
- break;
- case COEFF_DEVICE_A_1X:
- case PRE_DEVICE_A_1X:
- case PRE_SOFTWARE_RESET_DEVICE_A:
- case POST_SOFTWARE_RESET_DEVICE_A:
- dev_idx = 0xC1;
- break;
- case MAIN_DEVICE_B_1X:
- dev_idx = 0x82;
- break;
- case COEFF_DEVICE_B_1X:
- case PRE_DEVICE_B_1X:
- case PRE_SOFTWARE_RESET_DEVICE_B:
- case POST_SOFTWARE_RESET_DEVICE_B:
- dev_idx = 0xC2;
- break;
- case MAIN_DEVICE_C_1X:
- dev_idx = 0x83;
- break;
- case COEFF_DEVICE_C_1X:
- case PRE_DEVICE_C_1X:
- case PRE_SOFTWARE_RESET_DEVICE_C:
- case POST_SOFTWARE_RESET_DEVICE_C:
- dev_idx = 0xC3;
- break;
- case MAIN_DEVICE_D_1X:
- dev_idx = 0x84;
- break;
- case COEFF_DEVICE_D_1X:
- case PRE_DEVICE_D_1X:
- case PRE_SOFTWARE_RESET_DEVICE_D:
- case POST_SOFTWARE_RESET_DEVICE_D:
- dev_idx = 0xC4;
- break;
- default:
- dev_info(tasdevice->dev,
- "%s: load block: Other Type = 0x%02x\n",
- __func__, block->type);
- break;
- }
- } else if (fw_fixed_hdr->ppcver >=
- PPC3_VERSION) {
- switch (block->type) {
- case MAIN_ALL_DEVICES_1X:
- dev_idx = 0x80;
- break;
- case MAIN_DEVICE_A_1X:
- dev_idx = 0x81;
- break;
- case COEFF_DEVICE_A_1X:
- case PRE_DEVICE_A_1X:
- dev_idx = 0xC1;
- break;
- case MAIN_DEVICE_B_1X:
- dev_idx = 0x82;
- break;
- case COEFF_DEVICE_B_1X:
- case PRE_DEVICE_B_1X:
- dev_idx = 0xC2;
- break;
- case MAIN_DEVICE_C_1X:
- dev_idx = 0x83;
- break;
- case COEFF_DEVICE_C_1X:
- case PRE_DEVICE_C_1X:
- dev_idx = 0xC3;
- break;
- case MAIN_DEVICE_D_1X:
- dev_idx = 0x84;
- break;
- case COEFF_DEVICE_D_1X:
- case PRE_DEVICE_D_1X:
- dev_idx = 0xC4;
- break;
- default:
- dev_info(tasdevice->dev,
- "%s: load block: Other Type = 0x%02x\n",
- __func__, block->type);
- break;
- }
- } else {
- switch (block->type) {
- case MAIN_ALL_DEVICES:
- dev_idx = 0|0x80;
- break;
- case MAIN_DEVICE_A:
- dev_idx = 0x81;
- break;
- case COEFF_DEVICE_A:
- case PRE_DEVICE_A:
- dev_idx = 0xC1;
- break;
- case MAIN_DEVICE_B:
- dev_idx = 0x82;
- break;
- case COEFF_DEVICE_B:
- case PRE_DEVICE_B:
- dev_idx = 0xC2;
- break;
- case MAIN_DEVICE_C:
- dev_idx = 0x83;
- break;
- case COEFF_DEVICE_C:
- case PRE_DEVICE_C:
- dev_idx = 0xC3;
- break;
- case MAIN_DEVICE_D:
- dev_idx = 0x84;
- break;
- case COEFF_DEVICE_D:
- case PRE_DEVICE_D:
- dev_idx = 0xC4;
- break;
- default:
- dev_info(tasdevice->dev,
- "%s: load block: Other Type = 0x%02x\n",
- __func__, block->type);
- break;
- }
- }
for (i = 0, length = 0; i < block->nr_subblocks; i++) {
int rc = tasdevice_process_block(tasdevice, data + length,
- dev_idx, blk_size - length);
+ block->dev_idx, blk_size - length);
if (rc < 0) {
dev_err(tasdevice->dev,
"%s: %u %u sublock write error\n",
@@ -1787,7 +1757,7 @@ static int fw_parse_header(struct tasdevice_priv *tas_priv,
{
struct tasdevice_dspfw_hdr *fw_hdr = &(tas_fmw->fw_hdr);
struct tasdevice_fw_fixed_hdr *fw_fixed_hdr = &(fw_hdr->fixed_hdr);
- const unsigned char magic_number[] = { 0x35, 0x35, 0x35, 0x32 };
+ static const unsigned char magic_number[] = { 0x35, 0x35, 0x35, 0x32 };
const unsigned char *buf = (unsigned char *)fmw->data;
if (offset + 92 > fmw->size) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-05 16:51:34 +0000