✗ Fi.CI.CHECKPATCH: warning for drm/i915: adding state checker for gamma lut values (rev10)

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== Series Details ==

Series: drm/i915: adding state checker for gamma lut values (rev10)
URL   : https://patchwork.freedesktop.org/series/58039/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
d7ec7acfa25a drm/i915: Introduce vfunc read_luts() to create hw lut
729d4500e37f drm/i915: Enable intel_color_get_config()
118f9a116296 drm/i915: Add intel_color_lut_equal() to compare hw and sw gamma/degamma lut values
-:10: WARNING:COMMIT_LOG_LONG_LINE: Possible unwrapped commit description (prefer a maximum 75 chars per line)
#10: 
    -Corrected smatch warn "variable dereferenced before check" [Dan Carpenter]

-:37: ERROR:SWITCH_CASE_INDENT_LEVEL: switch and case should be at the same indent
#37: FILE: drivers/gpu/drm/i915/intel_color.c:1259:
+	switch (crtc_state->gamma_mode) {
+		case GAMMA_MODE_MODE_8BIT:
[...]
+		case GAMMA_MODE_MODE_10BIT:
[...]
+		default:

-:64: ERROR:SWITCH_CASE_INDENT_LEVEL: switch and case should be at the same indent
#64: FILE: drivers/gpu/drm/i915/intel_color.c:1286:
+	switch (crtc_state->gamma_mode) {
+		case GAMMA_MODE_MODE_8BIT:
[...]
+		case GAMMA_MODE_MODE_10BIT:
[...]
+		default:

-:83: ERROR:SWITCH_CASE_INDENT_LEVEL: switch and case should be at the same indent
#83: FILE: drivers/gpu/drm/i915/intel_color.c:1305:
+	switch (crtc_state->gamma_mode) {
+		case GAMMA_MODE_MODE_8BIT:
[...]
+		case GAMMA_MODE_MODE_SPLIT:
+		case GAMMA_MODE_MODE_10BIT:
[...]
+		default:

-:103: ERROR:SWITCH_CASE_INDENT_LEVEL: switch and case should be at the same indent
#103: FILE: drivers/gpu/drm/i915/intel_color.c:1325:
+	switch (crtc_state->gamma_mode) {
+		case GAMMA_MODE_MODE_8BIT:
[...]
+		case GAMMA_MODE_MODE_10BIT:
[...]
+		default:

-:119: ERROR:SWITCH_CASE_INDENT_LEVEL: switch and case should be at the same indent
#119: FILE: drivers/gpu/drm/i915/intel_color.c:1341:
+	switch (crtc_state->gamma_mode & GAMMA_MODE_MODE_MASK) {
+		case GAMMA_MODE_MODE_8BIT:
[...]
+		case GAMMA_MODE_MODE_10BIT:
[...]
+		default:

-:155: ERROR:CODE_INDENT: code indent should use tabs where possible
#155: FILE: drivers/gpu/drm/i915/intel_color.c:1377:
+^I                     struct drm_color_lut *hw_lut, u32 err)$

-:155: CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#155: FILE: drivers/gpu/drm/i915/intel_color.c:1377:
+static inline bool err_check(struct drm_color_lut *sw_lut,
+	                     struct drm_color_lut *hw_lut, u32 err)

-:157: WARNING:TABSTOP: Statements should start on a tabstop
#157: FILE: drivers/gpu/drm/i915/intel_color.c:1379:
+	 return ((abs((long)hw_lut->red - sw_lut->red)) <= err) &&

-:158: ERROR:CODE_INDENT: code indent should use tabs where possible
#158: FILE: drivers/gpu/drm/i915/intel_color.c:1380:
+^I        ((abs((long)hw_lut->blue - sw_lut->blue)) <= err) &&$

-:159: ERROR:CODE_INDENT: code indent should use tabs where possible
#159: FILE: drivers/gpu/drm/i915/intel_color.c:1381:
+^I        ((abs((long)hw_lut->green - sw_lut->green)) <= err);$

-:190: WARNING:SUSPECT_CODE_INDENT: suspect code indent for conditional statements (8, 17)
#190: FILE: drivers/gpu/drm/i915/intel_color.c:1412:
+	for (i = 0; i < sw_lut_size; i++) {
+		 if (!err_check(&hw_lut[i], &sw_lut[i], err))

-:191: WARNING:TABSTOP: Statements should start on a tabstop
#191: FILE: drivers/gpu/drm/i915/intel_color.c:1413:
+		 if (!err_check(&hw_lut[i], &sw_lut[i], err))

-:237: WARNING:LONG_LINE: line over 100 characters
#237: FILE: drivers/gpu/drm/i915/intel_display.c:11895:
+			       pipe_config->cgm_mode, pipe_config->gamma_mode, pipe_config->gamma_enable,

-:237: CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#237: FILE: drivers/gpu/drm/i915/intel_display.c:11895:
+		DRM_DEBUG_KMS("cgm_mode:%d gamma_mode:%d gamma_enable:%d csc_enable:%d\n",
+			       pipe_config->cgm_mode, pipe_config->gamma_mode, pipe_config->gamma_enable,

-:241: WARNING:LONG_LINE: line over 100 characters
#241: FILE: drivers/gpu/drm/i915/intel_display.c:11899:
+			       pipe_config->csc_mode, pipe_config->gamma_mode, pipe_config->gamma_enable,

-:241: CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#241: FILE: drivers/gpu/drm/i915/intel_display.c:11899:
+		DRM_DEBUG_KMS("csc_mode:%d gamma_mode:%d gamma_enable:%d csc_enable:%d\n",
+			       pipe_config->csc_mode, pipe_config->gamma_mode, pipe_config->gamma_enable,

-:259: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'name' - possible side-effects?
#259: FILE: drivers/gpu/drm/i915/intel_display.c:12431:
+#define PIPE_CONF_CHECK_COLOR_LUT(name, bit_precision) do { \
+	if (!intel_color_lut_equal(current_config->name, \
+				   pipe_config->name, bit_precision)) { \
+		pipe_config_err(adjust, __stringify(name), \
+				"hw_state doesn't match sw_state\n"); \
+		ret = false; \
+	} \
+} while (0)

-:259: CHECK:MACRO_ARG_PRECEDENCE: Macro argument 'name' may be better as '(name)' to avoid precedence issues
#259: FILE: drivers/gpu/drm/i915/intel_display.c:12431:
+#define PIPE_CONF_CHECK_COLOR_LUT(name, bit_precision) do { \
+	if (!intel_color_lut_equal(current_config->name, \
+				   pipe_config->name, bit_precision)) { \
+		pipe_config_err(adjust, __stringify(name), \
+				"hw_state doesn't match sw_state\n"); \
+		ret = false; \
+	} \
+} while (0)

total: 8 errors, 6 warnings, 5 checks, 247 lines checked
383d2598835a drm/i915: Extract i9xx_read_luts()
-:13: WARNING:TYPO_SPELLING: 'withing' may be misspelled - perhaps 'within'?
#13: 
v5: -Returned blob instead of assigning it internally withing the

-:79: WARNING:LONG_LINE: line over 100 characters
#79: FILE: drivers/gpu/drm/i915/intel_color.c:1457:
+		blob_data[i].red = intel_color_lut_pack(REG_FIELD_GET(LGC_PALETTE_RED_MASK, val), 8);

-:80: WARNING:LONG_LINE: line over 100 characters
#80: FILE: drivers/gpu/drm/i915/intel_color.c:1458:
+		blob_data[i].green = intel_color_lut_pack(REG_FIELD_GET(LGC_PALETTE_GREEN_MASK, val), 8);

-:81: WARNING:LONG_LINE: line over 100 characters
#81: FILE: drivers/gpu/drm/i915/intel_color.c:1459:
+		blob_data[i].blue = intel_color_lut_pack(REG_FIELD_GET(LGC_PALETTE_BLUE_MASK, val), 8);

-:89: WARNING:LEADING_SPACE: please, no spaces at the start of a line
#89: FILE: drivers/gpu/drm/i915/intel_color.c:1467:
+       crtc_state->base.gamma_lut = i9xx_read_lut_8(crtc_state);$

total: 0 errors, 5 warnings, 0 checks, 72 lines checked
bf2b1d9e58da drm/i915: Extract chv_read_luts()
-:15: WARNING:COMMIT_LOG_LONG_LINE: Possible unwrapped commit description (prefer a maximum 75 chars per line)
#15: 
     -Renamed cherryview_get_gamma_config() to chv_read_cgm_gamma_lut() [Ville]

-:61: WARNING:LONG_LINE: line over 100 characters
#61: FILE: drivers/gpu/drm/i915/intel_color.c:1490:
+		blob_data[i].green = intel_color_lut_pack(REG_FIELD_GET(CGM_PIPE_GAMMA_GREEN_MASK, val), 10);

-:62: WARNING:LONG_LINE: line over 100 characters
#62: FILE: drivers/gpu/drm/i915/intel_color.c:1491:
+		blob_data[i].blue = intel_color_lut_pack(REG_FIELD_GET(CGM_PIPE_GAMMA_BLUE_MASK, val), 10);

-:65: WARNING:LONG_LINE: line over 100 characters
#65: FILE: drivers/gpu/drm/i915/intel_color.c:1494:
+		blob_data[i].red = intel_color_lut_pack(REG_FIELD_GET(CGM_PIPE_GAMMA_RED_MASK, val), 10);

-:78: CHECK:BRACES: Blank lines aren't necessary before a close brace '}'
#78: FILE: drivers/gpu/drm/i915/intel_color.c:1507:
+
+}

total: 0 errors, 4 warnings, 1 checks, 61 lines checked
5fc9737ac9e0 drm/i915: Extract i965_read_luts()
-:14: WARNING:COMMIT_LOG_LONG_LINE: Possible unwrapped commit description (prefer a maximum 75 chars per line)
#14: 
    -Renamed i965_get_gamma_config_10p6() to i965_read_gamma_lut_10p6() [Ville]

-:62: WARNING:LONG_LINE: line over 100 characters
#62: FILE: drivers/gpu/drm/i915/intel_color.c:1531:
+		blob_data[i].red = REG_FIELD_GET(PALETTE_RED_MASK, val1) << 8 | REG_FIELD_GET(PALETTE_RED_MASK, val2);

-:63: WARNING:LONG_LINE: line over 100 characters
#63: FILE: drivers/gpu/drm/i915/intel_color.c:1532:
+		blob_data[i].green = REG_FIELD_GET(PALETTE_GREEN_MASK, val1) << 8 | REG_FIELD_GET(PALETTE_GREEN_MASK, val2);

-:64: WARNING:LONG_LINE: line over 100 characters
#64: FILE: drivers/gpu/drm/i915/intel_color.c:1533:
+		blob_data[i].blue = REG_FIELD_GET(PALETTE_BLUE_MASK, val1) << 8 | REG_FIELD_GET(PALETTE_BLUE_MASK, val2) ;

-:64: WARNING:SPACING: space prohibited before semicolon
#64: FILE: drivers/gpu/drm/i915/intel_color.c:1533:
+		blob_data[i].blue = REG_FIELD_GET(PALETTE_BLUE_MASK, val1) << 8 | REG_FIELD_GET(PALETTE_BLUE_MASK, val2) ;

total: 0 errors, 5 warnings, 0 checks, 60 lines checked
8d64f5ac9f48 drm/i915: Extract icl_read_luts()
-:42: CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#42: FILE: drivers/gpu/drm/i915/intel_color.c:1549:
+bdw_read_lut_10(struct intel_crtc_state *crtc_state,
+		      u32 prec_index)

-:66: WARNING:LONG_LINE: line over 100 characters
#66: FILE: drivers/gpu/drm/i915/intel_color.c:1573:
+		blob_data[i].red = intel_color_lut_pack(REG_FIELD_GET(PREC_PAL_DATA_RED_MASK, val), 10);

-:67: WARNING:LONG_LINE: line over 100 characters
#67: FILE: drivers/gpu/drm/i915/intel_color.c:1574:
+		blob_data[i].green = intel_color_lut_pack(REG_FIELD_GET(PREC_PAL_DATA_GREEN_MASK, val), 10);

-:68: WARNING:LONG_LINE: line over 100 characters
#68: FILE: drivers/gpu/drm/i915/intel_color.c:1575:
+		blob_data[i].blue = intel_color_lut_pack(REG_FIELD_GET(PREC_PAL_DATA_BLUE_MASK, val), 10);

-:93: CHECK:BRACES: braces {} should be used on all arms of this statement
#93: FILE: drivers/gpu/drm/i915/intel_color.c:1633:
+		if (INTEL_GEN(dev_priv) >= 11) {
[...]
 		else if (IS_CANNONLAKE(dev_priv) || IS_GEMINILAKE(dev_priv))
[...]

total: 0 errors, 3 warnings, 2 checks, 71 lines checked
02d08e6b269c drm/i915: Extract glk_read_luts()
cff18dde61e5 drm/i915: Extract bdw_read_luts()
94bf4f217515 drm/i915: Extract ivb_read_luts()
-:27: ERROR:CODE_INDENT: code indent should use tabs where possible
#27: FILE: drivers/gpu/drm/i915/intel_color.c:1612:
+^I        u32 prec_index)$

-:27: CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#27: FILE: drivers/gpu/drm/i915/intel_color.c:1612:
+ivb_read_lut_10(struct intel_crtc_state *crtc_state,
+	        u32 prec_index)

-:49: WARNING:LONG_LINE: line over 100 characters
#49: FILE: drivers/gpu/drm/i915/intel_color.c:1634:
+		blob_data[i].red = intel_color_lut_pack(REG_FIELD_GET(PREC_PAL_DATA_RED_MASK, val), 10);

-:50: WARNING:LONG_LINE: line over 100 characters
#50: FILE: drivers/gpu/drm/i915/intel_color.c:1635:
+		blob_data[i].green = intel_color_lut_pack(REG_FIELD_GET(PREC_PAL_DATA_GREEN_MASK, val), 10);

-:51: WARNING:LONG_LINE: line over 100 characters
#51: FILE: drivers/gpu/drm/i915/intel_color.c:1636:
+		blob_data[i].blue = intel_color_lut_pack(REG_FIELD_GET(PREC_PAL_DATA_BLUE_MASK, val), 10);

-:64: WARNING:LONG_LINE: line over 100 characters
#64: FILE: drivers/gpu/drm/i915/intel_color.c:1649:
+		crtc_state->base.gamma_lut = ivb_read_lut_10(crtc_state, PAL_PREC_SPLIT_MODE | PAL_PREC_INDEX_VALUE(512));

-:68: CHECK:BRACES: Blank lines aren't necessary before a close brace '}'
#68: FILE: drivers/gpu/drm/i915/intel_color.c:1653:
+
+}

total: 1 errors, 4 warnings, 2 checks, 63 lines checked
affb0e1188e9 drm/i915: Extract ilk_read_luts()
-:60: WARNING:LONG_LINE: line over 100 characters
#60: FILE: drivers/gpu/drm/i915/intel_color.c:1676:
+		blob_data[i].red = intel_color_lut_pack(REG_FIELD_GET(PREC_PALETTE_RED_MASK, val), 10);

-:61: WARNING:LONG_LINE: line over 100 characters
#61: FILE: drivers/gpu/drm/i915/intel_color.c:1677:
+		blob_data[i].green = intel_color_lut_pack(REG_FIELD_GET(PREC_PALETTE_GREEN_MASK, val), 10);

-:62: WARNING:LONG_LINE: line over 100 characters
#62: FILE: drivers/gpu/drm/i915/intel_color.c:1678:
+		blob_data[i].blue = intel_color_lut_pack(REG_FIELD_GET(PREC_PALETTE_BLUE_MASK, val), 10);

total: 0 errors, 3 warnings, 0 checks, 64 lines checked
d106ea46c080 FOR_TESTING_ONLY: Print rgb values of hw and sw blobs
-:7: WARNING:COMMIT_MESSAGE: Missing commit description - Add an appropriate one

-:16: WARNING:LONG_LINE: line over 100 characters
#16: FILE: drivers/gpu/drm/i915/intel_color.c:1379:
+	DRM_DEBUG_KMS("hw_lut->red=0x%x sw_lut->red=0x%x hw_lut->blue=0x%x sw_lut->blue=0x%x hw_lut->green=0x%x sw_lut->green=0x%x", hw_lut->red, sw_lut->red, hw_lut->blue, sw_lut->blue, hw_lut->green, sw_lut->green);

total: 0 errors, 2 warnings, 0 checks, 8 lines checked

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